Dear Student ,

Counselling for admission through TNEA is conducted on the basis of the 12th qualifying exam score of any candidate  . So, as per your query , through your TNEA 2021 counselling , you can get admission in your preferred college on the basis of your TNEA Rank which will be made on the basis of your 12th score. Same for 2022 also, you have to appear for TNEA 2022 counselling to  get admission in 1st year in any college eligible for you as per your 12th score and relevant rank !

For your reference , go through this article to know more about the eligibility criteria :

https://engineering.careers360.com/articles/tnea

Hope this information helps !